upgrade

main/inc/lib/formvalidator/Element/SelectLanguage.php

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+<?php
+/* For licensing terms, see /license.txt */
+
+/**
+ * Class SelectLanguage
+ * A dropdownlist with all languages to use with QuickForm.
+ */
+class SelectLanguage extends HTML_QuickForm_select
+{
+    /**
+     * Class constructor.
+     */
+    public function __construct(
+        $elementName = null,
+        $elementLabel = null,
+        $options = [],
+        $attributes = []
+    ) {
+        parent::__construct($elementName, $elementLabel, $options, $attributes);
+
+        $default = isset($attributes['set_custom_default']) ? $attributes['set_custom_default'] : false;
+
+        // Get all languages
+        $languages = api_get_languages();
+        foreach ($languages['name'] as $index => $name) {
+            if (!empty($default)) {
+                $defaultValue = $default;
+            } else {
+                $defaultValue = api_get_setting('platformLanguage');
+            }
+            if ($languages['folder'][$index] == $defaultValue) {
+                $this->addOption($name, $languages['folder'][$index], ['selected' => 'selected']);
+            } else {
+                $this->addOption($name, $languages['folder'][$index]);
+            }
+        }
+    }
+}